Runfort tire is a new brand of bicycle tires born in collaboration with SHINKO and Custom Japan 1. Wear-resistant tires with excellent economy for long life 2. Passed durability tests over 5,000 mile (5,000 m)), meets JIS standards 3. Adopts "ASS(Anti-skid structure" in the tread to prevent skid.) 4. EPDM prevents cracking. Standard equipment 5. Quality control and manufactured by SHINKO with a total of over 1 billion bicycle tires.